Norway · population 21,970
Halden
21.4
matching days / year for “Crisp and clear” · 2021-2025 recent-weather sample (not a 30-year normal)
Monthly high (p10–p90)
Whiskers span the 10th–90th percentile daily high; the tick marks the monthly average.
- January: average 1°C, p10 -5°C, p90 6°C
- February: average 3°C, p10 -4°C, p90 7°C
- March: average 6°C, p10 2°C, p90 11°C
- April: average 11°C, p10 6°C, p90 17°C
- May: average 16°C, p10 11°C, p90 23°C
- June: average 20°C, p10 16°C, p90 25°C
- July: average 21°C, p10 17°C, p90 27°C
- August: average 20°C, p10 17°C, p90 23°C
- September: average 17°C, p10 13°C, p90 21°C
- October: average 11°C, p10 7°C, p90 14°C
- November: average 5°C, p10 -1°C, p90 11°C
- December: average 1°C, p10 -5°C, p90 8°C
Matching days by month · Crisp and clear
- January: 0.4 matching days per year
- February: 1.8 matching days per year
- March: 5.4 matching days per year
- April: 4.0 matching days per year
- May: 3.0 matching days per year
- June: 1.4 matching days per year
- July: 0.0 matching days per year
- August: 0.4 matching days per year
- September: 1.8 matching days per year
- October: 2.2 matching days per year
- November: 0.2 matching days per year
- December: 0.8 matching days per year
Presets
- Eternal spring: 23.6 days/yr
- Mild and dry: 37.4 days/yr
- Beach weather: 11.0 days/yr
- Crisp and clear: 21.4 days/yr
- Warm, not sweaty: 41.2 days/yr